Categories: Foundation Series, Roller Cone Bits
C120 Series Weld Type
Bearing Structure
Features of C120 Series
| 1 | Journal sealed bearing with TCI protection on heel of cones |
| 2 | Cone1、2、3 speed up rock breaking rate |
| 3 | Shirttail hard enhanced by Tungsten Carbide |
| 4 | C120-637 adopts 12mm conical-ball TCI |
| 5 | C120 series suits for smaller core barrel , penetration rate is much higher |
Technical specification of roller cone bit C120
| Raw Material | |||||||||||
| Cone | 20CrNiMo | ||||||||||
| Arm | 20CrNiMo | ||||||||||
| Tooth | Tungsten Carbide Inserts | ||||||||||
| Tooth Type | |||||||||||
| Tooth Qty.&Diameter | Cone1: 38PCS / 12mm, Cone2: 41PCS / 12mm, Cone3: 44PCS / 12mm | ||||||||||
| Tooth Height | Total height: 14.5mm, inside height: 8.5mm, outside height: 6mm | ||||||||||
| Bearing and Lubrication | |||||||||||
| Tungsten carbide enhanced on bearing |
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| Grease Lubrication & Bearing Seal |
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